Team B 1st Stage

spectrum is Team B's first stage in the new era.

Shonichi
Team B: Kuramochi Asuka the 13th, Shimazaki Haruka the 11th , Kodama Haruka the 8th , Inoue Megumi , Suzuno Sakura , Harune Diamond , Miyabi Honoka , Kashita Miyagi , Tsubasa Diana , Mion Espoir , Emily Silver , Asami Mirai , Amaya Jia , Akiba Airi , Kasumi Yuuna , Ayana Elise

Trivia

 * Unlike on A2 and K2 which both started around the same time, B1's main song is the final song to be performed.
 * B1 has a total of eight front girls - who were selected based on their activity around the debut of the new teams.